生活型

shrub

形態特徵

• An erect or ascending small shrub, about 1 m high.
• Leaves trifoliolate; leaflets oblong-elliptic or oblong-obovate, 10–18 mm long, 3.5–7.5 mm wide, the apex truncate, rounded, emarginate, the upper surface glabrous or puberulous, the lower surface clothed with white appressed hirsute hairs; stipules setaceous, persistent.
• Pseudoracemes axillary, with short peduncles, 1.5 cm long; flowers few, white; calyx deeply 5-cleft, the teeth linear-lanceolate, 2–2.5 mm long; corolla 7 mm long, the keel longer than the standard; cleistogamous flowers on lower branches, axillary, without pedicels.
• Pods ovate, 4 mm long, extending beyond the calyx, pubescent.

分布

• 台灣 : In the open place, including roadside, wasteland, rocky slope and river bank, at elevation below 1,800 m high, in the northern and central part.
• 世界 : China.

引證標本

MIAOLI: Shantao, Huang & Huang 13270. TAICHUNG: Chinshan, Huang 1886; Kukuan, Huang & Huang 13320. HUALIEN: Huetouwan, Huang & Huang 10180; Tienhsian, Huang & Huang 13356. NANTOU: Wushe, Ohashi et al. 12285; Lushan-Tungyuan, Huang 1835*.

參考文獻

• Huang, S. F. & T. C. Huang, Taiwania 32(1): 11-118. 1987.
• Huang, S. F. & T. C. Huang, Flora of Taiwan, second edition 3: 319. .  (Fl. Taiwan 2nd edit.)